liquid target system for new tpc experiment
DESCRIPTION
Liquid target system for New TPC experiment. System Target cell Performance in test experiment Plan for next experiment Perspective. CFRP (1mm). L.T. System. g. 40 mm. ~500 mm. 145 mm. Target. Kapton Cell. Temperature sensor (Cernox). Target stage. 25mm. 33 mm. - PowerPoint PPT PresentationTRANSCRIPT
Liquid target system for New TPC experiment
•System•Target cell•Performance in test experiment•Plan for next experiment•Perspective
L.T. System
CFRP (1mm)
Target
~500 mm145 mm
40 mm
33 m
m
25mm
Kapton Cell
Target stage
Temperature sensor (Cernox)
Target Cell (Kapton 125 um)Nagai manufacturing Co.,Ltd.( www.nagai-mfg.co.jp )Plastic molding, etc.
Leak test (2 atm) using N2 gas.
Shielding
Operation
• 145 mm long target cell
Filled gas with 1.35 atm using default preserver tank (120x6 litter)
• Temperature controll (Lake Shore)
set requested temperature
The heat voltage is controlled automatically.
17K15.8K
Test (Hydrogen)
For next experiment
100 mm longer
TargetCollimatorHole 31.7x24 mm
2 T
T=3 GeV, N=105, (x,y)=(8mm,4mm)
(In&Out&Upbar)No LH2 3 No buffer 11LH2 12
33x25 mm
Setup
(100)3 mm
Further
• Helium 4
The liquidized was achieved using copper cell at Suzuki co.
R&D for the target cell
Kapton Aramid, etc.